Patent Assignment Abstract of Title
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Total Assignments:
3
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Patent #:
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Issue Dt:
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07/03/1990
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Application #:
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07259071
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Filing Dt:
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10/18/1988
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Inventors:
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TARIQ MAHMOOD, CHARLES B. LINDAHL, RONALD E. DAVIS
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Title:
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HIGH PURITY ANHYDROUS FEF3 AND PROCESS FOR ITS MANUFACTURE
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Assignment:
1
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ASSIGNMENT OF ASSIGNORS INTEREST.
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THREE PARKWAY |
PHILADELPHIA, PENNSYLVANIA |
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MARK A. GREENFIELD |
PENNWALT CORPORATION, PAT. DEPT. |
THREE PARKWAY |
PHILADELPHIA, PA 19102 |
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Assignment:
2
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MERGER AND CHANGE OF NAME EFFECTIVE ON DECEMBER 31, 1989, IN PENNSYLVANIA
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ATOCHEM NORTH AMERICA, INC. |
PATENT DEPARTMENT - MARY G. FAY |
THREE PARKWAY |
PHILADELPHIA, PA 19102 |
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Assignment:
3
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CHANGE OF NAME (SEE DOCUMENT FOR DETAILS).
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2000 MARKET STREET |
PHILADELPHIA, PENNSYLVANIA 19103 |
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ATOFINA CHEMICALS, INC. |
MARY G. FAY |
PATENT DEPARTMENT |
2000 MARKET STREET, 26TH FLOOR |
PHILADELPHIA, PENNSYLVANIA 19103-3222 |
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